Function OpenNcclChannels

tensorflow/compiler/xla/tests/collective_ops_test.cc:162–164

Shorter alias for this function.

// Shorter alias for this function.
absl::flat_hash_set<GlobalDeviceId> OpenNcclChannels() {
  return gpu::NcclAllReduceThunk::DevicesWithOpenNcclChannels();
}

template <typename T>
static Eigen::half ToHalf(T value) {